package com.ftx.dao.mysql.pool.jdk;

/**
 * Created by fengtingxin on 2019/5/28.
 */

public class Test {
    public static void main(String[] args) {
        String uuid = "fwmarket_7687097_40_1111";
        String[]  strs=uuid.split("_");
        System.out.println(strs[2]);
//        Long i = 11111111111111111111L;
        System.out.println(Long.MAX_VALUE);
    }


    private boolean isNumber(char temp){
        if (temp >= '0' && temp <= '9'){
            return true;
        }
        return false;
    }


}
